import Vue from "vue";
import VueRouter from "vue-router";

// import Login from '../components/Login.vue'
// import Home from '../components/Home.vue'
// import Welcome from '../components/Welcome.vue'

// import Users from '../components/user/User.vue'
// import Rights from '../components/power/Rights.vue'
// import Roles from '../components/power/Roles.vue'

// import Cate from '../components/goods/Cate.vue'
// import Params from '../components/goods/Params.vue'

// import GoodsList from '../components/goods/List.vue'
// import Add from '../components/goods/Add.vue'

// import Order from '../components/order/Order.vue'
// import Report from '../components/report/Report.vue'

// 路由懒加载
const Login = () =>
    import (
        /* webpackChunkName: "Login_Home_Welcome" */
        "../components/login.vue"
    );
const Home = () =>
    import ( /* webpackChunkName: "Login_Home_Welcome" */ "../components/home.vue");
const Welcome = () =>
    import (
        /* webpackChunkName: "Login_Home_Welcome" */
        "../components/welcome.vue"
    );

const Users = () =>
    import (
        /* webpackChunkName: "Users_Rights_Roles" */
        "../components/user/users.vue"
    );
const Rights = () =>
    import (
        /* webpackChunkName: "Users_Rights_Roles" */
        "../components/power/Rights.vue"
    );
const Roles = () =>
    import (
        /* webpackChunkName: "Users_Rights_Roles" */
        "../components/power/Roles.vue"
    );

const Cate = () =>
    import ( /* webpackChunkName: "Cate_Params" */ "../components/goods/Cate.vue");
const Params = () =>
    import (
        /* webpackChunkName: "Cate_Params" */
        "../components/goods/Params.vue"
    );

const GoodsList = () =>
    import (
        /* webpackChunkName: "GoodsList_Add" */
        "../components/goods/List.vue"
    );
const Add = () =>
    import ( /* webpackChunkName: "GoodsList_Add" */ "../components/goods/Add.vue");

const Order = () =>
    import (
        /* webpackChunkName: "Order_Report" */
        "../components/order/Order.vue"
    );
const Report = () =>
    import (
        /* webpackChunkName: "Order_Report" */
        "../components/report/Report.vue"
    );

Vue.use(VueRouter);

const routes = [
    { path: "/", redirect: "/login" },
    { path: "/login", component: Login },
    {
        path: "/home",
        component: Home,
        redirect: "/Welcome",
        children: [
            { path: "/home", component: Welcome },
            { path: "/users", component: Users },
            { path: "/rights", component: Rights },
            { path: "/roles", component: Roles },
            { path: "/categories", component: Cate },
            { path: "/params", component: Params },
            { path: "/goods", component: GoodsList },
            { path: "/goods/add", component: Add },
            { path: "/orders", component: Order },
            { path: "/reports", component: Report },
        ],
    },
];

const router = new VueRouter({
    routes,
});

// 挂载路由导航守卫,to表示将要访问的路径，from表示从哪里来，next是下一个要做的操作 next('/login')强制跳转login
router.beforeEach((to, from, next) => {
    // 访问登录页，放行
    if (to.path === "/login") return next();
    // 获取token
    const tokenStr = window.sessionStorage.getItem("token");
    // 没有token, 强制跳转到登录页
    if (!tokenStr) return next("/login");
    next();
});

export default router;